The field of immunology has a few quirks. I'm sure this is no different than other fields of study, but one of the most puzzling (and sometimes infuriating) of these quirks is an obsession with categorizing different types of cells. Case in point, a recen

A pandemic of ailments called the "allergic march" -- the gradual acquisition of overlapping allergic diseases that commonly begins in early childhood -- has frustrated both parents and physicians. Now scientists have identified that expression of the pro

A pandemic of ailments called the "allergic march" -- the gradual acquisition of overlapping allergic diseases that commonly begins in early childhood -- has frustrated both parents and physicians. For the last three decades, an explosion of eczema, food

PHILADELPHIA — A pandemic of ailments called the "allergic march" -- the gradual acquisition of overlapping allergic diseases that commonly begins in early childhood -- has frustrated both parents and physicians.

Penn researchers identify a target that could combat allergies of early childhood A pandemic of ailments called the "allergic march" -- the gradual acquisition of overlapping allergic diseases that commonly begins in early childhood -- has frustrated both